a yellow-white, more or less viscid substance produced by suppuration and found in abscesses, sores, etc., consisting of a liquid plasma in which white blood cells are suspended. Origin of pus. Latin.
Definition of task. 1  1a : a usually assigned piece of work often to be finished within a certain timeb : something hard or unpleasant that has to be donec : duty, function. 2  2 : subjection to adverse criticism : reprimand âused in the expressions to take, call, or bring to task.
Each task consists of a brief statement in English to indicate the purpose and setting of the communication, the role of the teacher, and the person who is to initiate the conversation. Each task is designed so that it can be completed in six interactions between the student and the teacher.